Ovi Ardilla, Abdul Fattah Nasution, Lilis Juliyanty Marbun, Lathifathun Nisa Hutabarat. PENGARUH KEPEMIMPINAN KEPALA SEKOLAH TERHADAP EFEKTIVITAS PELAKSANAAN KURIKULUM DI UPT SMP NEGERI 27 MEDAN. CES [Internet]. 2026 Feb. 28 [cited 2026 Jul. 10];4(1). Available from: https://cemarajournal.com/journal/index.php/ces/article/view/193